2520538859 has 2 divisors, whose sum is σ = 2520538860. Its totient is φ = 2520538858.

The previous prime is 2520538831. The next prime is 2520538871. The reversal of 2520538859 is 9588350252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520538859 - 2¹⁶ = 2520473323 is a prime.

It is a super-2 number, since 2×2520538859² = 12706232279458043762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2520538819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260269429 + 1260269430.

It is an arithmetic number, because the mean of its divisors is an integer number (1260269430).

Almost surely, 2^2520538859 is an apocalyptic number.

2520538859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520538859 is an equidigital number, since it uses as much as digits as its factorization.

2520538859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 47.

The square root of 2520538859 is about 50204.9684692661. The cubic root of 2520538859 is about 1360.9154122110.

The spelling of 2520538859 in words is "two billion, five hundred twenty million, five hundred thirty-eight thousand, eight hundred fifty-nine".